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Q.

If x4(x-1)(x-2)(x-3)=p(x)+Ax-1+Bx-2+Cx-3, then p32+C=

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a

0

b

8

c

-172

d

48

answer is D.

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Detailed Solution

x4(x-1)(x-2)(x-3)=p(x)+Ax-1+Bx-2+Cx-3

x4=Pxx-1x-2x-3+Ax-2x-3+Bx-1x-3+Cx-1x-2

Put x=1,2,3 will get,

A=12,B=-16,c=812

sub x=32

p32=152

 

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